NBME 19 All Blocks

Block 4

Answer

ExplainationA

Question Asked:
When the action potential has its upstroke, towards the top the voltage gates sodium channels inactivate. So I would assume it decreases the peak of the action potential if they inactivate sooner. So answer choice A. Is that correct?

Response 1:
Yes the answer is A. Thanks for the response. I get the jist of what you are saying. Do you have any recommendations as to where I can read up on this?

Response 2:

Link of Amboss for Resting Potentials and Actions


Answer:

ExplainationA


Answer:

ExplainationB


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ExplainationE


Answer:

ExplainationB


Answer:

ExplainationA


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ExplainationB


Answer:

ExplainationB

Erythema Multiforme from medbullets





Answer:

ExplainationD

Information about Prions from MedBullets


Answer:

ExplainationC

From Student-doc Forum:


Answer:

ExplainationB

This Q could be answered two ways, one through elimination or knowing how to identify the clue! Now via elimination ... A) mainly seen in AIDS patients ( Q stem does not direct Q that way) C) Foul smelling diarrhea "fatty" D) There needs to be a triad " yes HEPATOmegaly + Spleenomegaly" "spikign fever" "pancytopenia" may also have skin involvement E) foul smelling green vaginal discharge
B) *CLUE RUQ PAIN + ulcer


Answer:

ExplainationA

Answer:

ExplainationA

After the CD4+ cells become infected, the CD8+ cells kill them.


Answer:

ExplainationE


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ExplainationE




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ExplainationA


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ExplainationC


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ExplainationA


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ExplainationB


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ExplainationA



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ExplainationD


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ExplainationD


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ExplainationB

Cholesterol Embolism


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ExplainationE

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ExplainationE

Answer:

ExplainationF

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ExplainationC

Answer:

ExplainationB

Answer:

ExplainationA

Answer:

ExplainationA

Answer:

ExplainationA

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ExplainationC

Answer:

ExplainationD

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ExplainationC

Answer:

ExplainationD

Answer:

ExplainationE

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ExplainationF

Answer:

ExplainationD

Answer:

ExplainationE

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ExplainationE

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ExplainationC

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ExplainationB

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ExplainationA

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ExplainationE

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ExplainationB

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ExplainationA

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ExplainationB

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ExplainationD

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ExplainationB

Answer:

ExplainationE